Yttrium vs Lead

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PropertyY YttriumPb Lead
Atomic number3982
SymbolYPb
NameYttriumLead
Categorytransition-metalpost-transition-metal
Standard Atomic Weight88.90584 u207.2 u
Period56
Group314
Blocksp
Phase at STPsolidsolid
Electron configuration[Kr]5s24d1[Xe]6s24f145d106p2
Oxidation states[0, 1, 2, 3][-4, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)1.222.33
Electron affinity0.307 eV0.364 eV
Density4470 kg/m³1.134200e+4 kg/m³
Melting point1521.85 °C327.46 °C
Boiling point3344.85 °C1748.85 °C
Discovery year17942021